精选优质文档-倾情为你奉上辽宁大学金融机构管理期末作业1.What have been the trend in U.S. securities industry from the late 1980 through the 2010s?2. How can a manager use the duration model to immunize the balance sheet of an F1 against interest rate risk?3. What is RAROC model ?how does this model use to estimate the loan risk?Risk adjusted return on capitalOne of the most widely used modelsRAROC = (one year net income on loan)/(loan risk)Loan risk estimated from loan default rates, or using d